Questions tagged [specular]

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17
votes
1answer
3k views

Phong lighting - there is something very strange with specular lighting

I implemented Phong lighting. Everything seems to work - torus and spheres are lighted as expected, etc. But I notices something strange regarding specular lighting of directional light. Here are two ...
11
votes
2answers
24k views

What is the difference between PBR and SSR?

I am very new to game development and I have been trying to understand the difference between Screen Space Reflection and Physically Based Rendering. I have read about PBR, and from what I understand,...
3
votes
1answer
4k views

Fighting aliasing on specular highlights

MSAA does a good job removing aliases on mesh edges, but it does not help with aliased specular highlights: Notice the aliased specular highlights on the doors and windows. I believe the reason for ...
2
votes
1answer
1k views

How to smooth the model/texture look from a distance?

(First of all, I really didn't know how to title my question so it tells exactly what I mean so if anyone has a better title feel free to edit my question or leave a comment.) Look at the water in ...
2
votes
0answers
85 views

Specular intensity not imported from Blender into Unity

For my current project I'm using diffuse materials for my models in Blender but I do not want any Specular Intensity so I've set that to 0. Yet in Unity there is still a specular highlight and the ...
1
vote
2answers
550 views

PBR Metalness Implementation: specColor at Value 1?

I am doing a BRDF supporting the metalness/roughness workflow. I know that in cases of Metalness = 1.0 the reflectance value is taken from the albedo map - so is the specular color to tint the ...
1
vote
1answer
108 views

Does Specular Power affect the Brightness?

I read the book Real-Time Rendering, 2nd Edition. Somewhere in there it say: But I did the experiment and concluded that the mshi doesn't seem to affect to the brightness (it causes the area just to ...
0
votes
1answer
458 views

Specular light for DirectX11

I illumine model through model illumine of Phong. Ambient and diffuse light’s constituent work well, but specular works wrong. Under this message I sent screenshoots: 1) ambient and diffuse 2) ...
0
votes
1answer
152 views

Basic equation for pure metallic reflectance

I'm working on a live wallpaper that shows a pure metallic object. Since it's a live wallpaper, I can make a ton of approximations...this isn't a full blown scene in a game world. My shader only has ...